networks: Add page for network topology form

Signed-off-by: Nektarios Katakis <iam@nektarioskatakis.xyz>
[sunil: Use the term 'network topology' consistently]
[sunil: Properly title case the <h1> title]
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: Sunil Mohan Adapa <sunil@medhas.org>

plinth/modules/networks/templates/network_topology_content.html

@@ -0,0 +1,21 @@
+{% comment %}
+# SPDX-License-Identifier: AGPL-3.0-or-later
+{% endcomment %}
+
+{% load bootstrap %}
+{% load i18n %}
+{% load static %}
+
+<h1>
+  {% blocktrans trimmed %}
+    How is Your {{ box_name }} Connected to the Internet?
+  {% endblocktrans %}
+</h1>
+
+<p>
+  {% blocktrans trimmed %}
+    Select an option that best describes how your {{ box_name }} is connected in
+    your network. This information is used to guide you with further setup. It can
+    be changed later.
+  {% endblocktrans %}
+</p>

plinth/modules/networks/templates/network_topology_update.html

@@ -0,0 +1,21 @@
+{% extends "base.html" %}
+{% comment %}
+# SPDX-License-Identifier: AGPL-3.0-or-later
+{% endcomment %}
+
+{% load bootstrap %}
+{% load i18n %}
+{% load static %}
+
+{% block content %}
+  {% include "network_topology_content.html" %}
+
+  <form class="form" method="post">
+    {% csrf_token %}
+
+    {{ form|bootstrap }}
+
+    <input type="submit" class="btn btn-primary" value="{% trans "Submit" %}"/>
+  </form>
+
+{% endblock %}

plinth/modules/networks/urls.py

@@ -37,4 +37,6 @@ urlpatterns = [
     url(r'^sys/networks/firstboot/internet-connection-type/$',
         views.InternetConnectionTypeFirstBootView.as_view(),
         name='internet-connection-type-first-boot'),
+    url(r'^sys/networks/network-topology/$',
+        views.NetworkTopologyView.as_view(), name='network-topology'),
 ]

plinth/modules/networks/views.py

@@ -14,7 +14,7 @@ from plinth import kvstore, network
 from plinth.modules import first_boot, networks
 
 from .forms import (ConnectionTypeSelectForm, EthernetForm, GenericForm,
-                    InternetConnectionTypeForm, PPPoEForm,
+                    InternetConnectionTypeForm, NetworkTopologyForm, PPPoEForm,
                     RouterConfigurationForm, WifiForm)
 
 logger = logging.getLogger(__name__)
@@ -406,6 +406,21 @@ def delete(request, uuid):
     })
 
 
+class NetworkTopologyView(FormView):
+    """View for local network topology form."""
+    template_name = 'network_topology_update.html'
+    form_class = NetworkTopologyForm
+    success_url = reverse_lazy('networks:index')
+
+    def get_initial(self):
+        """Get initial form data."""
+        pass
+
+    def form_valid(self, form):
+        """Save value to DB."""
+        return super().form_valid(form)
+
+
 class RouterConfigurationView(FormView):
     """View for router configuration form."""
     template_name = 'router_configuration_update.html'